Aviation English
Aircraft Systems

平均海面とは?

平均海面 An altitude or elevation reference based on the average sea level used as a standard for aviation altimetry.

Source: ICAO Doc 9432, FAA PCG

How is “平均海面” Used in Practice?

標準高度参照のため、平均海面気圧に高度計を設定。

Certification Exam Relevance

ICAO Level 4ICAO Level 5ICAO Level 6EASA FCL.055

Who Needs to Know This Term?

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

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Frequently Asked Questions

平均海面とは?

An altitude or elevation reference based on the average sea level used as a standard for aviation altimetry.

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